Massachusetts School and District Profiles

Winchester

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2026 Official Accountability Report - Winchester

Accountability Information

Progress toward improvement targetsAccountability percentile
87% - Meeting or exceeding targets-

Overall progress toward improvement targets

20252026
Annual criterion-referenced target percentage91%84%
Weight40%60%
Cumulative Criterion-referenced target percentage
(2025 x 40%) + (2026 x 60%)
87%
Meeting or exceeding targets

2026 Points awarded

2026 Progress toward improvement targets
Indicator All Students
(Non-high school grades)
Lowest Performing Students
(Non-high school grades)
All Students
(High school grades)
Lowest Performing Students
(High school grades)
Points earned Total possible points Weight % Points earned Total possible points Weight % Points earned Total possible points Weight % Points earned Total possible points Weight %
AchievementEnglish language arts achievement44-34-44-34-
Mathematics achievement44-34-44-34-
Science achievement44----44----
Achievement total121260.06867.5121247.56867.5
GrowthEnglish language arts growth34-34-44-44-
Mathematics growth34-34-44-34-
Growth total6820.06822.58822.57822.5
High school completionFour-year cohort graduation rate------44----
Extended engagement rate------44----
Annual dropout rate------44----
High school completion total------121220.0---
Progress toward attaining English language proficiencyEnglish language proficiency total0410.0---------
Additional indicatorsChronic absenteeism34-04-44-44-
Advanced coursework completion------44----
Additional indicators total3410.00410.08810.04410.0
Weighted total8.79.6-5.47.6-10.710.7-6.07.6-
Percentage of possible points91%-71%-100%-79%-
Percentage of possible points by gradespan81%
Weight of non-high school results:65%
90%
Weight of high school results:35%
2026 Annual criterion-referenced target percentage84%

2025 Points awarded

2025 Progress toward improvement targets
Indicator All Students
(Non-high school grades)
Lowest Performing Students
(Non-high school grades)
All Students
(High school grades)
Lowest Performing Students
(High school grades)
Points earned Total possible points Weight % Points earned Total possible points Weight % Points earned Total possible points Weight % Points earned Total possible points Weight %
AchievementEnglish language arts achievement44-34-44-34-
Mathematics achievement44-44-44-34-
Science achievement44----44----
Achievement total121260.07867.5121247.56867.5
GrowthEnglish language arts growth34-34-34-34-
Mathematics growth44-44-44-34-
Growth total7820.07822.57822.56822.5
High school completionFour-year cohort graduation rate------44----
Extended engagement rate------44----
Annual dropout rate------44----
High school completion total------121220.0---
Progress toward attaining English language proficiencyEnglish language proficiency total4410.0---------
Additional indicatorsChronic absenteeism44-34-44-44-
Advanced coursework completion------44----
Additional indicators total4410.03410.08810.04410.0
Weighted total9.49.6-6.67.6-10.510.7-5.87.6-
Percentage of possible points98%-87%-98%-76%-
Percentage of possible points by gradespan92%
Weight of non-high school results:65%
87%
Weight of high school results:35%
2025 Annual criterion-referenced target percentage91%

Overall progress toward improvement targets

20252026
Annual criterion-referenced target percentage64%74%
Weight40%60%
Cumulative Criterion-referenced target percentage
(2025 x 40%) + (2026 x 60%)
70%
Substantial progress toward targets

2026 Points awarded

2026 Progress toward improvement targets
Indicator High Needs Student Group
(Non-high school grades)
High Needs Student Group
(High school grades)
Points earned Total possible points Weight % Points earned Total possible points Weight %
AchievementEnglish language arts achievement34-34-
Mathematics achievement34-44-
Science achievement34-34-
Achievement total91267.5101247.5
GrowthEnglish language arts growth34-44-
Mathematics growth34-34-
Growth total6822.57822.5
High school completionFour-year cohort graduation rate---24-
Extended engagement rate---04-
Annual dropout rate---44-
High school completion total---61220.0
Progress toward attaining English language proficiencyEnglish language proficiency total------
Additional indicatorsChronic absenteeism24-04-
Advanced coursework completion---34-
Additional indicators total2410.03810.0
Weighted total7.610.3-7.810.7-
Percentage of possible points74%-73%-
Percentage of possible points by gradespan74%
Weight of non-high school results:65%
73%
Weight of high school results:35%
2026 Annual criterion-referenced target percentage74%

2025 Points awarded

2025 Progress toward improvement targets
Indicator High Needs Student Group
(Non-high school grades)
High Needs Student Group
(High school grades)
Points earned Total possible points Weight % Points earned Total possible points Weight %
AchievementEnglish language arts achievement34-04-
Mathematics achievement34-04-
Science achievement34-34-
Achievement total91267.531247.5
GrowthEnglish language arts growth34-34-
Mathematics growth34-34-
Growth total6822.56822.5
High school completionFour-year cohort graduation rate---44-
Extended engagement rate---04-
Annual dropout rate---44-
High school completion total---81220.0
Progress toward attaining English language proficiencyEnglish language proficiency total------
Additional indicatorsChronic absenteeism04-44-
Advanced coursework completion---44-
Additional indicators total0410.08810.0
Weighted total7.410.3-5.210.7-
Percentage of possible points72%-49%-
Percentage of possible points by gradespan72%
Weight of non-high school results:65%
49%
Weight of high school results:35%
2025 Annual criterion-referenced target percentage64%

Detailed data for each indicator

English language arts achievement - MCAS average composite scaled score - Non-high school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 510.9 509.8 -1.1 513.1 1,9914Recovery Path: Exceeded Target
Lowest Performing 484.4 485.5 1.1 489.5 3863Path Forward: Met Target
High Needs 495.2 494.1 -1.1 497.3 6413Recovery Path: Met Target
English Learners and Former English Learners 498.3 496.2 -2.1 500.4 1703Path Forward: Met Target
Low Income 493.9 494.1 0.2 496.6 1803Recovery Path: Met Target
Students with Disabilities 489.9 488.3 -1.6 491.8 4423Recovery Path: Met Target
American Indian or Alaska Native-------
Asian 515.7 516.1 0.4 518.3 4224Recovery Path: Exceeded Target
Black or African American 492.5 488.2 -4.3 494.9 260Path Forward: Declined
Hispanic or Latino 498.7 495.8 -2.9 501.2 820Path Forward: Declined
Multi-Race, Not Hispanic or Latino 516.1 516.7 0.6 518.0 1634Path Forward: Exceeded Target
Native Hawaiian or Other Pacific Islander-------
White 509.7 508.3 -1.4 511.9 1,2954Recovery Path: Exceeded Target

English language arts achievement - MCAS average composite scaled score - High school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 516.8 519.2 2.4 519.4 3694Path Forward: Exceeded Target
Lowest Performing 498.0 498.1 0.1 503.1 823Path Forward: Met Target
High Needs 497.1 499.3 2.2 500.4 763Path Forward: Met Target
English Learners and Former English Learners---- 15--
Low Income 505.3 501.2 -4.1 509.2 323Path Forward: Met Target
Students with Disabilities 491.6 494.9 3.3 494.3 424Path Forward: Exceeded Target
American Indian or Alaska Native---- 1--
Asian 520.2 524.6 4.4 525.2 864Path Forward: Exceeded Target
Black or African American---- 9--
Hispanic or Latino---- 21--
Multi-Race, Not Hispanic or Latino---- 30--
Native Hawaiian or Other Pacific Islander-------
White 515.8 517.0 1.2 518.4 2224Path Forward: Exceeded Target

Mathematics achievement - MCAS average composite scaled score - Non-high school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 513.8 514.0 0.2 516.0 2,0004Recovery Path: Exceeded Target
Lowest Performing 487.1 490.8 3.7 490.8 3863Recovery Path: Met Target
High Needs 500.0 500.3 0.3 502.3 6423Recovery Path: Met Target
English Learners and Former English Learners 509.2 509.0 -0.2 511.7 1693Path Forward: Met Target
Low Income 497.1 498.7 1.6 499.9 1783Recovery Path: Met Target
Students with Disabilities 492.9 493.3 0.4 494.7 4433Recovery Path: Met Target
American Indian or Alaska Native-------
Asian 526.0 527.4 1.4 528.0 4234Recovery Path: Exceeded Target
Black or African American 497.4 487.8 -9.6 499.7 260Path Forward: Declined
Hispanic or Latino 504.8 500.7 -4.1 507.2 823Path Forward: Met Target
Multi-Race, Not Hispanic or Latino 516.6 519.3 2.7 518.5 1634Path Forward: Exceeded Target
Native Hawaiian or Other Pacific Islander-------
White 510.2 510.4 0.2 512.1 1,3034Recovery Path: Exceeded Target

Mathematics achievement - MCAS average composite scaled score - High school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 519.8 523.8 4.0 522.3 3714Path Forward: Exceeded Target
Lowest Performing 494.7 498.5 3.8 499.8 823Path Forward: Met Target
High Needs 495.4 505.7 10.3 499.2 744Path Forward: Exceeded Target
English Learners and Former English Learners---- 15--
Low Income 511.3 511.0 -0.3 515.8 323Path Forward: Met Target
Students with Disabilities 485.4 495.8 10.4 488.8 404Path Forward: Exceeded Target
American Indian or Alaska Native---- 1--
Asian 535.0 537.6 2.6 539.2 874Path Forward: Exceeded Target
Black or African American---- 9--
Hispanic or Latino---- 22--
Multi-Race, Not Hispanic or Latino---- 29--
Native Hawaiian or Other Pacific Islander-------
White 515.7 518.7 3.0 516.9 2234Recovery Path: Exceeded Target

Science achievement - MCAS average composite scaled score - Non-high school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 514.6 514.0 -0.6 517.3 6504Path Forward: Exceeded Target
Lowest Performing---- 152--
High Needs 500.1 497.8 -2.3 503.1 2163Path Forward: Met Target
English Learners and Former English Learners 499.8 504.7 4.9 503.0 594Path Forward: Exceeded Target
Low Income 497.8 495.1 -2.7 500.7 683Recovery Path: Met Target
Students with Disabilities 496.0 490.4 -5.6 499.4 1403Path Forward: Met Target
American Indian or Alaska Native-------
Asian 520.5 522.3 1.8 524.2 1534Path Forward: Exceeded Target
Black or African American---- 8--
Hispanic or Latino 504.6 497.8 -6.8 507.3 290Path Forward: Declined
Multi-Race, Not Hispanic or Latino 514.9 522.4 7.5 517.6 584Path Forward: Exceeded Target
Native Hawaiian or Other Pacific Islander-------
White 513.4 511.2 -2.2 516.0 4024Path Forward: Exceeded Target

Science achievement - MCAS average composite scaled score - High school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 518.4 518.4 0.0 520.4 3634Path Forward: Exceeded Target
Lowest Performing---- 82--
High Needs 500.2 500.6 0.4 501.5 693Recovery Path: Met Target
English Learners and Former English Learners---- 9--
Low Income 512.0 506.3 -5.7 515.1 273Path Forward: Met Target
Students with Disabilities 493.0 493.0 0.0 496.1 433Path Forward: Met Target
American Indian or Alaska Native---- 1--
Asian 523.6 530.3 6.7 526.4 804Path Forward: Exceeded Target
Black or African American---- 8--
Hispanic or Latino---- 19--
Multi-Race, Not Hispanic or Latino---- 30--
Native Hawaiian or Other Pacific Islander-------
White 516.5 513.7 -2.8 518.4 2253Recovery Path: Met Target

English language arts growth - Non-high school
Group 2026 Mean SGP N Points Reason
All Students 54.7 1,5873Typical Growth - High
Lowest Performing 51.3 3863Typical Growth - High
High Needs 52.4 4923Typical Growth - High
English Learners and Former English Learners 59.1 1283Typical Growth - High
Low Income 52.2 1283Typical Growth - High
Students with Disabilities 48.1 3412Typical Growth - Low
American Indian or Alaska Native----
Asian 61.0 3454Exceeded Typical Growth
Black or African American- 18--
Hispanic or Latino 50.5 553Typical Growth - High
Multi-Race, Not Hispanic or Latino 57.4 1303Typical Growth - High
Native Hawaiian or Other Pacific Islander----
White 52.7 1,0393Typical Growth - High

English language arts growth - High school
Group 2026 Mean SGP N Points Reason
All Students 62.5 3394Exceeded Typical Growth
Lowest Performing 62.2 824Exceeded Typical Growth
High Needs 62.2 664Exceeded Typical Growth
English Learners and Former English Learners- 11--
Low Income 59.5 283Typical Growth - High
Students with Disabilities 58.9 383Typical Growth - High
American Indian or Alaska Native- 1--
Asian 66.4 764Exceeded Typical Growth
Black or African American- 7--
Hispanic or Latino- 17--
Multi-Race, Not Hispanic or Latino- 29--
Native Hawaiian or Other Pacific Islander----
White 61.5 2094Exceeded Typical Growth

Mathematics growth - Non-high school
Group 2026 Mean SGP N Points Reason
All Students 59.1 1,6003Typical Growth - High
Lowest Performing 57.3 3863Typical Growth - High
High Needs 57.9 4993Typical Growth - High
English Learners and Former English Learners 61.7 1354Exceeded Typical Growth
Low Income 53.6 1303Typical Growth - High
Students with Disabilities 55.9 3433Typical Growth - High
American Indian or Alaska Native----
Asian 64.8 3484Exceeded Typical Growth
Black or African American- 18--
Hispanic or Latino 55.3 573Typical Growth - High
Multi-Race, Not Hispanic or Latino 58.8 1313Typical Growth - High
Native Hawaiian or Other Pacific Islander----
White 57.5 1,0463Typical Growth - High

Mathematics growth - High school
Group 2026 Mean SGP N Points Reason
All Students 60.4 3444Exceeded Typical Growth
Lowest Performing 52.0 823Typical Growth - High
High Needs 54.8 663Typical Growth - High
English Learners and Former English Learners- 11--
Low Income 58.0 293Typical Growth - High
Students with Disabilities 47.5 372Typical Growth - Low
American Indian or Alaska Native- 1--
Asian 66.6 774Exceeded Typical Growth
Black or African American- 7--
Hispanic or Latino- 17--
Multi-Race, Not Hispanic or Latino- 28--
Native Hawaiian or Other Pacific Islander----
White 58.3 2143Typical Growth - High

Four-year cohort graduation rate - High school
Group 2024 Rate (%) 2025 Rate (%) Change Target (%) N Points Reason
All Students 95.6 96.0 0.4 95.0 3294Exceeded Target
Lowest Performing-------
High Needs 88.9 89.7 0.8 93.2 972Improved Below Target
English Learners and Former English Learners---- 12--
Low Income 88.4 88.6 0.2 93.0 352Improved Below Target
Students with Disabilities 87.5 86.6 -0.9 93.6 670Declined
American Indian or Alaska Native---- 1--
Asian 96.7 100.0 3.3 95.0 704Exceeded Target
Black or African American---- 8--
Hispanic or Latino---- 20--
Multi-Race, Not Hispanic or Latino---- 20--
Native Hawaiian or Other Pacific Islander-------
White 96.1 94.3 -1.8 95.0 2100Declined

Extended engagement rate - High school
Group 2023 Rate (%) 2024 Rate (%) Change Target (%) N Points Reason
All Students 96.9 96.4 -0.5 95.0 3604Exceeded Target
Lowest Performing-------
High Needs 91.8 90.9 -0.9 95.0 990Declined
English Learners and Former English Learners---- 1--
Low Income 95.3 93.0 -2.3 95.0 430Declined
Students with Disabilities 88.7 89.1 0.4 93.3 642Improved Below Target
American Indian or Alaska Native---- 2--
Asian 100.0 96.7 -3.3 95.0 614Exceeded Target
Black or African American---- 9--
Hispanic or Latino---- 15--
Multi-Race, Not Hispanic or Latino---- 14--
Native Hawaiian or Other Pacific Islander-------
White 95.7 96.5 0.8 95.0 2594Exceeded Target

Annual dropout rate - High school
Group 2024 Rate (%) 2025 Rate (%) Change Target (%) N Points Reason
All Students 0.1 0.0 -0.1 1.0 1,4004Exceeded Target
Lowest Performing-------
High Needs 0.4 0.0 -0.4 1.0 2744Exceeded Target
English Learners and Former English Learners---- 21--
Low Income 0.0 0.0 0.0 1.0 1004Exceeded Target
Students with Disabilities 0.5 0.0 -0.5 1.0 1824Exceeded Target
American Indian or Alaska Native---- 2--
Asian 0.0 0.0 0.0 1.0 2974Exceeded Target
Black or African American---- 33--
Hispanic or Latino---- 73--
Multi-Race, Not Hispanic or Latino---- 94--
Native Hawaiian or Other Pacific Islander-------
White 0.1 0.0 -0.1 1.0 9014Exceeded Target

Progress toward attaining English language proficiency - Non-high school
Group 2025 Rate (%) 2026 Rate (%) Change Target N Points Reason
All Students 80.0 68.8 -11.2 81.0 800Declined
Lowest Performing-------
High Needs-------
English Learners and Former English Learners 80.0 68.8 -11.2 81.0 800Declined
Low Income-------
Students with Disabilities-------
American Indian or Alaska Native-------
Asian-------
Black or African American-------
Hispanic or Latino-------
Multi-Race, Not Hispanic or Latino-------
Native Hawaiian or Other Pacific Islander-------
White-------

Progress toward attaining English language proficiency - High school
Group 2025 Rate (%) 2026 Rate (%) Change Target N Points Reason
All Students-------
Lowest Performing-------
High Needs-------
English Learners and Former English Learners-------
Low Income-------
Students with Disabilities-------
American Indian or Alaska Native-------
Asian-------
Black or African American-------
Hispanic or Latino-------
Multi-Race, Not Hispanic or Latino-------
Native Hawaiian or Other Pacific Islander-------
White-------

Chronic absenteeism - Non-high school
Group 2025 Rate (%) 2026 Rate (%) Change Target N Points Reason
All Students 6.0 5.8 -0.2 5.0 2,6503Met Target
Lowest Performing 6.8 8.8 2.0 4.7 3860Declined
High Needs 9.5 9.3 -0.2 7.7 8542Improved Below Target
English Learners and Former English Learners 9.9 7.4 -2.5 7.4 2573Met Target
Low Income 12.9 12.8 -0.1 10.5 2422Improved Below Target
Students with Disabilities 9.9 11.2 1.3 7.5 5560Declined
American Indian or Alaska Native---- 1--
Asian 5.2 5.0 -0.2 3.1 5614Exceeded Target
Black or African American 6.3 9.1 2.8 3.8 330Declined
Hispanic or Latino 12.4 12.2 -0.2 9.5 1152Improved Below Target
Multi-Race, Not Hispanic or Latino 4.1 6.9 2.8 3.1 2160Declined
Native Hawaiian or Other Pacific Islander-------
White 6.1 5.5 -0.6 4.9 1,7244Exceeded Target

Chronic absenteeism - High school
Group 2025 Rate (%) 2026 Rate (%) Change Target N Points Reason
All Students 4.9 5.5 0.6 3.3 1,4534Exceeded Target
Lowest Performing 6.6 3.7 -2.9 1.3 824Exceeded Target
High Needs 10.3 13.9 3.6 7.4 3230Declined
English Learners and Former English Learners---- 49--
Low Income 13.7 15.5 1.8 9.2 1290Declined
Students with Disabilities 9.6 16.0 6.4 6.1 2060Declined
American Indian or Alaska Native---- 2--
Asian 2.6 3.2 0.6 1.0 3104Exceeded Target
Black or African American---- 30--
Hispanic or Latino---- 72--
Multi-Race, Not Hispanic or Latino---- 106--
Native Hawaiian or Other Pacific Islander-------
White 5.4 5.7 0.3 3.6 9334Exceeded Target

Advanced coursework completion - High school
Group 2025 Rate (%) 2026 Rate (%) Change Target N Points Reason
All Students 98.4 96.9 -1.5 95.0 7044Exceeded Target
Lowest Performing-------
High Needs 92.8 86.0 -6.8 95.0 1503Met Target
English Learners and Former English Learners---- 21--
Low Income 91.8 93.1 1.3 95.0 584Exceeded Target
Students with Disabilities 91.7 80.2 -11.5 95.0 960Declined
American Indian or Alaska Native-------
Asian 98.7 98.6 -0.1 95.0 1454Exceeded Target
Black or African American---- 15--
Hispanic or Latino---- 30--
Multi-Race, Not Hispanic or Latino---- 44--
Native Hawaiian or Other Pacific Islander-------
White 98.4 96.4 -2.0 95.0 4704Exceeded Target

Assessment participation - All students
Group English language arts Mathematics Science
Enrolled Assessed % Met Target? Years in Rate Enrolled Assessed % Met Target? Years in Rate Enrolled Assessed % Met Target? Years in Rate
All Students 2,389 2,37099Yes 1 2,400 2,38299Yes 1 1,033 1,029100Yes 1

Assessment participation - Student Group
Group English language arts Mathematics Science Overall
Enrolled Assessed Enrolled Assessed Enrolled Assessed Total Enrolled Total Assessed % Met Target? Years in Rate
High Needs 740 727 743 727 302 299 1,785 1,75398Yes1
English Learners and Former English Learners 197 195 197 195 79 79 473 46999Yes1
Low Income 218 217 219 216 103 103 540 53699Yes1
Students with Disabilities 496 484 498 484 186 183 1,180 1,15198Yes1
American Indian or Alaska Native 1 1 1 1 1 1 3----
Asian 516 514 517 516 243 242 1,276 1,272100Yes1
Black or African American 35 35 35 35 17 17 87 87100Yes1
Hispanic or Latino 106 106 108 107 53 53 267 266100Yes1
Multi-Race, Not Hispanic or Latino 194 194 195 193 89 89 478 476100Yes1
Native Hawaiian or Other Pacific Islander-----------
White 1,534 1,517 1,541 1,527 630 627 3,705 3,67199Yes1

School Accountability Information
School Accountability information School accountability percentile
Ambrose ElementaryNot requiring assistance or intervention 96
Lincoln ElementaryNot requiring assistance or intervention 93
Lynch ElementaryNot requiring assistance or intervention 93
McCall MiddleNot requiring assistance or intervention 95
Muraco ElementaryNot requiring assistance or intervention 96
Vinson-Owen ElementaryNot requiring assistance or intervention 99
Winchester High SchoolNot requiring assistance or intervention 97



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